Home / 18,259.21-25,196.17-10,192.13

Finding the Fourth Proportional to 18,259.21, 25,196.17 and 10,192.13

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Solution

The fourth proportional to 18,259.21, 25,196.17 and 10,192.13 is: 14,064.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,259.21 : 25,196.17 = 10,192.13 : x
  2. Step 2: Convert to fraction form
    18,259.21/25,196.17 = 10,192.13/x
  3. Step 3: Cross multiply
    18,259.21x = 25,196.17 × 10,192.13
  4. Step 4: Simplify right side
    18,259.21x = 256,802,640.14
  5. Step 5: Solve for x
    x = 256,802,640.14/18,259.21
  6. Step 6: Final answer
    x = 14,064.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.